Created
October 9, 2025 15:43
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Standalone NVM use script to be included in the bash profile/rc file
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| # This script will trigger nvm use is there is an .nvm-use file with auto set to true | |
| cdnvm() { | |
| command cd "$@" || return $? | |
| upfind () { | |
| local res=$(ls -f $1 2>/dev/null) | |
| if [ ! -z $res ]; then | |
| echo $res | |
| return 0; | |
| fi | |
| if [ "$(realpath $(dirname $1))" != "/" ]; then | |
| upfind ../$1 | |
| fi | |
| } | |
| local foundFile=$(upfind .nvm-use) | |
| local foundAutoValue; | |
| if [ -f "$foundFile" ]; then | |
| #echo found .nvm-use file in: $(realpath $(dirname $foundFile)) | |
| foundAutoValue=$(grep '^auto=' $foundFile | tail -1 | awk -F '=' '{print $2}') | |
| else | |
| return 0; | |
| fi | |
| if [ "$foundAutoValue" != "true" ]; then | |
| #echo .nvm-use auto value was not found or not true | |
| return 0 | |
| fi | |
| nvm_path="$(nvm_find_up .nvmrc | command tr -d '\n')" | |
| # If there are no .nvmrc file, use the default nvm version | |
| if [[ ! $nvm_path = *[^[:space:]]* ]]; then | |
| declare default_version | |
| default_version="$(nvm version default)" | |
| # If there is no default version, set it to `node` | |
| # This will use the latest version on your machine | |
| if [ $default_version = 'N/A' ]; then | |
| nvm alias default node | |
| default_version=$(nvm version default) | |
| fi | |
| # If the current version is not the default version, set it to use the default version | |
| if [ "$(nvm current)" != "${default_version}" ]; then | |
| nvm use default | |
| fi | |
| elif [[ -s "${nvm_path}/.nvmrc" && -r "${nvm_path}/.nvmrc" ]]; then | |
| declare nvm_version | |
| nvm_version=$(<"${nvm_path}"/.nvmrc) | |
| declare locally_resolved_nvm_version | |
| # `nvm ls` will check all locally-available versions | |
| # If there are multiple matching versions, take the latest one | |
| # Remove the `->` and `*` characters and spaces | |
| # `locally_resolved_nvm_version` will be `N/A` if no local versions are found | |
| locally_resolved_nvm_version=$(nvm ls --no-colors "${nvm_version}" | command tail -1 | command tr -d '\->*' | command tr -d '[:space:]') | |
| # If it is not already installed, install it | |
| # `nvm install` will implicitly use the newly-installed version | |
| if [ "${locally_resolved_nvm_version}" = 'N/A' ]; then | |
| nvm install "${nvm_version}"; | |
| elif [ "$(nvm current)" != "${locally_resolved_nvm_version}" ]; then | |
| nvm use "${nvm_version}"; | |
| fi | |
| fi | |
| } | |
| alias cd='cdnvm' | |
| cdnvm "$PWD" || exit |
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